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Questions in Grade High-school

[Free] Joanna measured her waistline and found that it is exactly 265 inches. What kind of data did Joanna derive?

[Free] -3(2x - 3) = 9 - 2(x - 10)

[Free] Solve each equation for the given variable. 16. [tex]$-2 z-x y=x+7$[/tex] for [tex]$x$[/tex] 17. [tex]$\frac{a}{b}-8=\frac{c}{d}$[/tex] for [tex]$a$[/tex] 18. [tex]$6 q r+7 r s-2 s t=-9$[/tex] for [tex]$r$[/tex] 19. [tex]$p=\left(\frac{m+n}{-5}\right)$[/tex] for [tex]$n$[/tex]

[Free] Which of the following choices is the most important to do before starting an exercise program? A. See your doctor B. Talk to your friends for advice C. Lift some weights D. Measure your body fat

[Free] Rank the nine career characteristics in order of their importance to you, with the first being the most important.

[Free] Express the following fraction in simplest form, only using positive exponents. [tex]$\frac{\left(3 a^5 r^2\right)^{-1}}{2 a^{-5} r^{-2}}$[/tex]

[Free] Raintorest data: [tex]$\text { Mean }=7 \quad \sigma^2=12.405 \quad \sigma \approx 3.522$[/tex] When using the formula [tex]$z_x=\frac{x-\mu}{\sigma}$[/tex] for the [tex]$z$[/tex]-score for the 11.7 data point: [tex]$x=\square ; \mu=\square$[/tex]

[Free] A penguin walks south. It completes the first [tex]$\frac{1}{3}$[/tex] mile in [tex]$\frac{1}{5}$[/tex] hour and continues walking at the same rate. What is the penguin's speed in miles per hour? Show your work.

[Free] Simplify the expression below using order of operations. $(-10+(-5)) \times(-7)-1

[Free] Watch Video Evaluate the left hand side to find the value of $a$ in the equation in simplest form: [tex]\left(x^{\frac{2}{5}}\right)^{\frac{3}{2}}=x^a[/tex]